diff options
| author | rusty <rusty@0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652> | 2013-10-04 04:41:45 +0000 |
|---|---|---|
| committer | rusty <rusty@0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652> | 2013-10-04 04:41:45 +0000 |
| commit | 305bbaed001e6fd99d3de1dbe26a230a435abb7d (patch) | |
| tree | c0293fc7b045e1eac6fd24f730454e721a3508ff /virtio-v1.0-wd01-part1-specification.txt | |
| parent | 6df98f70033813e7fbedf08b572869e9e0e6c9c2 (diff) | |
2.3.1.2.5: emphasize that PCI device-specific config byte-accessible legacy only
This clarification taken from a larger patch by MST:
http://markmail.org/search/?q=subject%3A%22[PATCH]%20configuration%20space%20endian-ness%22+list%3A%22org.oasis-open.lists.virtio%22#query:subject%3A%22[PATCH]%20configuration%20space%20endian-ness%22%20list%3A%22org.oasis-open.lists.virtio%22+page:1+mid:6k3im4t3csdukbzm+state:results
Signed-off-by: Rusty Russell <rusty@au1.ibm.com>
git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio@53 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652
Diffstat (limited to 'virtio-v1.0-wd01-part1-specification.txt')
| -rw-r--r-- | virtio-v1.0-wd01-part1-specification.txt | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/virtio-v1.0-wd01-part1-specification.txt b/virtio-v1.0-wd01-part1-specification.txt index b5a5835..75557aa 100644 --- a/virtio-v1.0-wd01-part1-specification.txt +++ b/virtio-v1.0-wd01-part1-specification.txt @@ -882,7 +882,8 @@ region of the PCI device, as documented below. There may be different widths of accesses to the I/O region; the “natural” access method for each field in the virtio header must be -used (i.e. 32-bit accesses for 32-bit fields, etc), but the +used (i.e. 32-bit accesses for 32-bit fields, etc), but +when accessed through the legacy interface the device-specific region can be accessed using any width accesses, and should obtain the same results. |